Is Tamarack Bay Lake Safe for Swimming?
Tamarack Bay Lake in Cass County, Minnesota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 11.5 ft visibility. Phosphorus: 26 µg/L. Chlorophyll-a (algae): 4.6 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 11.5 ft |
| Phosphorus | 26 μg/L |
| Chlorophyll-a (Algae) | 4.6 μg/L |
| Maximum Depth | 69.8 ft |
| Location | Cass County, Minnesota |
How does Tamarack Bay Lake compare?
With an overall water quality grade of C, Tamarack Bay Lake matches or beats the Minnesota state average of Grade C. It ranks #100 of 104 lakes in Cass County by water quality score.
Water clarity (Secchi depth) sits at 11.5 feet. That counts as exceptional clarity — sunlight penetrates deep, supporting submerged plants and limiting algae. Algae levels (chlorophyll-a) measure 4.6 µg/L — low and well within safe swimming guidelines.